'Complementary colors' definitions:
Definition of 'Complementary colors'
From: GCIDE
- Complementary \Com`ple*men"ta*ry\, a. Serving to fill out or to complete; as, complementary numbers. [1913 Webster]
- Complementary colors. See under Color.
- Complementary angles (Math.), two angles whose sum is 90[deg]. [1913 Webster]